#### Answer

$97.6712065892^{o}$

#### Work Step by Step

Make sure that the setting for angles is "degrees".
Keys:
"shift" or "2nd function"
"cos"
numerical keypad: -0.13348816
"="
yields
$97.6712065892^{o}$

Published by
Pearson

ISBN 10:
013421742X

ISBN 13:
978-0-13421-742-0

$97.6712065892^{o}$

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